import Vue from 'vue'
import Router from 'vue-router'

import Login from '../components/Login'
import Home from '../components/Home'
import Welecome from '../components/Welecome'
import Users from '../components/user/Users'
import Rights from '../components/power/Rights'
import Roles from '../components/power/Roles'

Vue.use(Router)

const router = new Router({
  routes: [
    {
      path: '/',
      redirect: '/home'
    },
    {
      path: '/login',
      component: Login
    },
    {
      path: '/home',
      component: Home,
      redirect: '/welcome',
      children: [
        {
          path: '/welcome',
          component: Welecome
        },
        {
          path: '/users',
          component: Users
        },
        {
          path:'/rights',
          component:Rights
        },
        {
          path:'/roles',
          component:Roles
        },
      ]
    }
  ]
});
// 挂载路由导航守卫
router.beforeEach((to, from, next) => {
  // to 将要访问的路径
  // from 代表从那个路径跳转而来
  // next 放行
  if (to.path === '/login') return next();
  const token = window.sessionStorage.getItem('token');
  if (!token) return next('./login');
  next();
})
export default router;
